Mechanics

CEL IS LIT, TACH DONT WORK,TEMP GAUGE DONT WORK

2001 Honda Civic • 160 miles

Engine cant rev above 2500rpm, ac dont work. Scanner unable to communicate to pcm when I disconnect the battery negative cable to clear the code, reconnect the negative cable and start the car everything works fine for a few seconds then you hear a click from behind the glove box and everything is back to not working agajn. Any knowledge on fixing thjs issue would be greatly appreciated.
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Ironlouweld
June 23, 2012.




If the scan tool cannot communicate, check for battery voltage at pin # 16 and ensure terminal # 4 has good ground. A DVOM is required.

Bridge terminal # 4 with # 9 and see if the MIL flashes trouble codes when ignition is turned on.


KHLow2008
Jun 23, 2012.


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